diff --git a/.github/workflows/markdownlint.yaml b/.github/workflows/markdownlint.yaml
index 768bd99..1bcb3c1 100644
--- a/.github/workflows/markdownlint.yaml
+++ b/.github/workflows/markdownlint.yaml
@@ -8,6 +8,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Run Markdown Lint
         uses: actionshub/markdownlint@main